Filter housing



FIG. 1 is a perspective view of a filter housing showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a rear view thereof; and,

FIG. 8 is a perspective view thereof, shown in a position of use on a vacuum cleaner.

The elements shown in broken lines are included for the purpose of illustrating environment and form no part of the claimed design. 

I claim the ornamental design for a filter housing, as shown and described. 